./get-filesystem-acl:39: warning: Object#type is deprecated; use Object#class
./get-filesystem-acl:41: undefined local variable or method `owner_id' for main:Object (NameError)
        from /usr/lib/ruby/1.8/find.rb:39:in `find'
        from /usr/lib/ruby/1.8/find.rb:38:in `catch'
        from /usr/lib/ruby/1.8/find.rb:38:in `find'
        from ./get-filesystem-acl:32
        from ./get-filesystem-acl:28:in `open'
        from ./get-filesystem-acl:28